CORD-19:013ce450f63ae2496b92f987e35b55125a43947f / 3483-3799 JSONTXT

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Exposure of pigs to attenuated TGEV (TGEV-A), virulent TGEV (TGEV-V) or porcine respiratory coronavirus (PRCV) results in distinct disease patterns related to differences in virulence and tissue tropisms between the viruses (Table II) (Pensaert and Cox, 1989; Theil et al. (1978) Wesley , 1992; Saif et al., 1994b) .